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  • Home
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  • Our Approach
  • Our Team
  • Bridge History
  • Contact Us
  • Home
  • Business Partners
  • Our Approach
  • Our Team
  • Bridge History
  • Contact Us
  • Home
  • Business Partners
  • Our Approach
  • Our Team
  • Bridge History
  • Contact Us
Bridge Industries Logo
  • Home
  • Business Partners
  • Our Approach
  • Our Team
  • Bridge History
  • Contact Us
  • Home
  • Business Partners
  • Our Approach
  • Our Team
  • Bridge History
  • Contact Us
BUSINESS PARTNER

ESI

Headquarters
Sisters, OR
Industry
RNG, Biogas, Landfill Gas
Products/Services
Engineering, design, construction, operations & maintenance, SCADA analytics
Customers
Landfill Owners, Utilities, Biogas/RNG Facility Owners

Acquired in 2021

Renewable Natural Gas

In 2021, TransTech Energy acquired a majority ownership of Energyneering Solutions, Inc. (ESI), a prominent technical services provider in the biogas industry. ESI is well known for developing high quality solutions for biogas utilization including Renewable Natural Gas (RNG), Power Generation, Conversion, and Transportation. ESI also offers an innovative services portfolio of capacity optimization, SCADA analytics, and predictive maintenance monitoring.

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Bridge Industries, LLC

7181 Chagrin Road Venture Point,
Suite 7 Chagrin Falls, OH 44023
© Copyright 2025 Bridge Industries, LLC